//导出Excel
function download_excel(obj) {
    var tablehtml = $("#datatable").html();
    if (!tablehtml) {
        showDialog('暂时没有数据');
        return false;
    }
    var data = $(obj).attr('data-param');
    if (data == undefined || data.length <= 0) {
        showDialog('参数错误');
        return false;
    }
    eval("data = " + data);
    go(data.url);
}

//统计地图
function getMap(stat_json, obj_id) {
    $('#' + obj_id).vectorMap({map: 'china_zh', color: "#ffd5d5",
        onLabelShow: function(event, label, code) {
            $.each(stat_json, function(i, items) {
                if (code == items.cha) {
                    label.html(items.name + items.des);
                }
            });
        }
    });

    $.each(stat_json, function(i, items) {
        var jsonStr = "{" + items.cha + ":'" + items.color + "'}";
        $('#' + obj_id).vectorMap('set', 'colors', eval('(' + jsonStr + ')'));
    });
}